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Precision Seamless Tube Standard Index

1) precision seamless tube main varieties: DIN series of high precision light precision seamless tube, precision seamless special hydraulic system, automobile manufacturing special precision seamless tube

2) The main criteria: DIN2391, DIN2445, EN10305, DIN1629, DIN1630, ASTM A179

3) precision seamless tube main material: ST35 (E235) ST37.4 ST45 (E255) ST52 (E355)

4) The main delivery condition: NBK (+ N) GBK (+ A) BK (+ C) BKW (+ LC) BKS (+ SR)

5) The main features: non-precision seamless outer wall oxide layer to withstand high pressure without leakage, high-precision, high-quality finish, cold deformation, flaring, flattening without cracks

6) precision seamless tube main purposes: used in the hydraulic system piping, piping automotive manufacturing, military, construction machinery, railway locomotive, aerospace, shipbuilding, injection molding machines, die casting machines, machine tools, diesel, petrochemical, power plants, boilers and other equipment all walks of life.